Heat Shrink Adhesive Ring Terminals Insulated waterproof marine grade automotive tinned copper electrical ring terminals. Featuring a tinned copper barrel, adhesive lined quality 3:1 ratio heat shrink. Color coded gauge compatibility. Additional Model #'s 264-RING-5/16-2218 264-RING5/162218 264-RING-5-16-2218 264-RING5162218 RING-5/16-2218 RING5/162218 RING-5-16-2218 RING5162218 UPC: 840128920152